Function callHook

packages/runtime-core/src/componentOptions.ts:835–847

(
  hook: Function,
  instance: ComponentInternalInstance,
  type: LifecycleHooks,
)

}

function callHook(
  hook: Function,
  instance: ComponentInternalInstance,
  type: LifecycleHooks,
) {
  callWithAsyncErrorHandling(
    isArray(hook)
      ? hook.map(h => h.bind(instance.proxy!))
      : hook.bind(instance.proxy!),
    instance,
    type,
  )
}

export function createWatcher(
  raw: ComponentWatchOptionItem,